Answer:
Step-by-step explanation:
(
,
)
(
,
)
m =
parallel lines have the same slopes , perpendicular lines have slope which are opposite reciprocals.
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A( 3 , 5 )
B( - 2 , 7 )
=
= -
C( 10 , 5 )
D( 6 , 15 )
=
= -
The answer is (A) Neither
Their error is that they divided 12 by 30, instead of 30 by 12 in order to get the price per pair
the correct unit price is $2.50 per pair
2.5 * 12 = 30
The answer is 64.4 because you multiply 92 times 0.7 and get 64.4
Answer:
500
Step-by-step explanation: